Finding the Fourth Proportional to 22,375.41, 30,878.18 and 12,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,375.41 : 30,878.18 = 12,304.50 : x
2. Step 2: Convert to fraction form
   22,375.41/30,878.18 = 12,304.50/x
3. Step 3: Cross multiply
   22,375.41x = 30,878.18 × 12,304.50
4. Step 4: Simplify right side
   22,375.41x = 379,940,504.29
5. Step 5: Solve for x
   x = 379,940,504.29/22,375.41
6. Step 6: Final answer
   x = 16,980.27